@article{weko_98102_1,
   author	 = "Robert,Hirschfeld and Atsushi,Igarashi and Hidehiko,Masuhara",
   title	 = "Layer Refinement in L",
   journal	 = "情報処理学会論文誌プログラミング（PRO）",
   year 	 = "2014",
   volume	 = "7",
   number	 = "1",
   pages	 = "29--29",
   month	 = "jan"
}